package clazz.abs.device;

public  class Computer extends  Device{
    @Override
    public String getSerNO() {
        System.out.println("电脑正在获取序列号...");
        return "987451222";
    }

    @Override
    public String getVersionNo() {
        System.out.println("电脑正在读取系统版本");
        return "7.12.45";
    }

    @Override
    public void charge(){
        super.charge();
        System.out.println("插入充电器");
    }
}
